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#!/usr/bin/python -tt
#
# Copyright (c) 2011 Intel, Inc.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; version 2 of the License
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import os, sys, re
import ConfigParser
from mic import msger
from mic import kickstart
from mic.utils import misc, runner, proxy, errors
DEFAULT_GSITECONF = '/etc/mic/mic.conf'
def get_siteconf():
mic_path = os.path.dirname(__file__)
m = re.match(r"(?P<prefix>.*)\/lib(64)?\/.*", mic_path)
if m and m.group('prefix') != "/usr":
return os.path.join(m.group('prefix'), "etc/mic/mic.conf")
return DEFAULT_GSITECONF
class ConfigMgr(object):
prefer_backends = ["zypp", "yum"]
DEFAULTS = {'common': {
"distro_name": "Default Distribution",
"plugin_dir": "/usr/lib/mic/plugins", # TODO use prefix also?
},
'create': {
"tmpdir": '/var/tmp/mic',
"cachedir": '/var/tmp/mic/cache',
"outdir": './mic-output',
"arch": None, # None means auto-detect
"pkgmgr": "auto",
"name": "output",
"ksfile": None,
"ks": None,
"repomd": None,
"local_pkgs_path": None,
"release": None,
"logfile": None,
"record_pkgs": [],
"pack_to": None,
"name_prefix": None,
"name_suffix": None,
"proxy": None,
"no_proxy": None,
"copy_kernel": False,
"install_pkgs": None,
"repourl": {},
"localrepos": [], # save localrepos
"runtime": "bootstrap",
},
'chroot': {
"saveto": None,
},
'convert': {
"shell": False,
},
'bootstrap': {
"rootdir": '/var/tmp/mic-bootstrap',
"packages": [],
},
}
# make the manager class as singleton
_instance = None
def __new__(cls, *args, **kwargs):
if not cls._instance:
cls._instance = super(ConfigMgr, cls).__new__(cls, *args, **kwargs)
return cls._instance
def __init__(self, ksconf=None, siteconf=None):
# reset config options
self.reset()
if not siteconf:
siteconf = get_siteconf()
# initial options from siteconf
self._siteconf = siteconf
if ksconf:
self._ksconf = ksconf
def reset(self):
self.__ksconf = None
self.__siteconf = None
# initialize the values with defaults
for sec, vals in self.DEFAULTS.iteritems():
setattr(self, sec, vals)
def __set_siteconf(self, siteconf):
try:
self.__siteconf = siteconf
self._parse_siteconf(siteconf)
except ConfigParser.Error, error:
raise errors.ConfigError("%s" % error)
def __get_siteconf(self):
return self.__siteconf
_siteconf = property(__get_siteconf, __set_siteconf)
def __set_ksconf(self, ksconf):
if not os.path.isfile(ksconf):
msger.error('Cannot find ks file: %s' % ksconf)
self.__ksconf = ksconf
self._parse_kickstart(ksconf)
def __get_ksconf(self):
return self.__ksconf
_ksconf = property(__get_ksconf, __set_ksconf)
def _parse_siteconf(self, siteconf):
if not siteconf:
return
if not os.path.exists(siteconf):
msger.warning("cannot read config file: %s" % siteconf)
return
parser = ConfigParser.SafeConfigParser()
parser.read(siteconf)
for section in parser.sections():
if section in self.DEFAULTS:
getattr(self, section).update(dict(parser.items(section)))
# append common section items to other sections
for section in self.DEFAULTS.keys():
if section != "common":
getattr(self, section).update(self.common)
# check and normalize the scheme of proxy url
if self.create['proxy']:
m = re.match('^(\w+)://.*', self.create['proxy'])
if m:
scheme = m.group(1)
if scheme not in ('http', 'https', 'ftp', 'socks'):
msger.error("%s: proxy scheme is incorrect" % siteconf)
else:
msger.warning("%s: proxy url w/o scheme, use http as default"
% siteconf)
self.create['proxy'] = "http://" + self.create['proxy']
proxy.set_proxies(self.create['proxy'], self.create['no_proxy'])
# bootstrap option handling
self.set_runtime(self.create['runtime'])
if isinstance(self.bootstrap['packages'], basestring):
packages = self.bootstrap['packages'].replace('\n', ' ')
if packages.find(',') != -1:
packages = packages.split(',')
else:
packages = packages.split()
self.bootstrap['packages'] = packages
def _parse_kickstart(self, ksconf=None):
if not ksconf:
return
ksconf = misc.normalize_ksfile(ksconf,
self.create['release'],
self.create['arch'])
ks = kickstart.read_kickstart(ksconf)
self.create['ks'] = ks
self.create['name'] = os.path.splitext(os.path.basename(ksconf))[0]
self.create['name'] = misc.build_name(ksconf,
self.create['release'],
self.create['name_prefix'],
self.create['name_suffix'])
msger.info("Retrieving repo metadata:")
ksrepos = misc.get_repostrs_from_ks(ks)
if not ksrepos:
raise errors.KsError('no valid repos found in ks file')
for repo in ksrepos:
if 'baseurl' in repo and repo['baseurl'].startswith("file:"):
repourl = repo['baseurl'].replace('file:', '')
repourl = "/%s" % repourl.lstrip('/')
self.create['localrepos'].append(repourl)
self.create['repomd'] = misc.get_metadata_from_repos(
ksrepos,
self.create['cachedir'])
msger.raw(" DONE")
target_archlist, archlist = misc.get_arch(self.create['repomd'])
if self.create['arch']:
if self.create['arch'] not in archlist:
raise errors.ConfigError("Invalid arch %s for repository. "
"Valid arches: %s" \
% (self.create['arch'], ', '.join(archlist)))
else:
if len(target_archlist) == 1:
self.create['arch'] = str(target_archlist[0])
msger.info("\nUse detected arch %s." % target_archlist[0])
else:
raise errors.ConfigError("Please specify a valid arch, "
"the choice can be: %s" \
% ', '.join(archlist))
kickstart.resolve_groups(self.create, self.create['repomd'])
# check selinux, it will block arm and btrfs image creation
misc.selinux_check(self.create['arch'],
[p.fstype for p in ks.handler.partition.partitions])
def set_runtime(self, runtime):
if runtime not in ("bootstrap", "native"):
msger.error("Invalid runtime mode: %s" % runtime)
if misc.get_distro()[0] in ("tizen", "Tizen"):
runtime = "native"
self.create['runtime'] = runtime
configmgr = ConfigMgr()
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